/Engine/Plugins/Developer/Concert/ConcertSync/ConcertSyncClient/Source/ConcertSyncClient/Public/IConcertClientWorkspace.h
the delegate called every time the workspace is synced. This is when the server has indicated that all activities have been sent and ready to be finalized in the current workspace.
[FOnWorkspaceSynchronized](API\Plugins\ConcertSyncClient\FOnWorkspaceSynchronized) & OnWorkspaceSynchronized()